Technical Specifications (NITTO Hi‑Cupla Standard)
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Body Material: Chrome-plated steel (also available in brass or stainless steel upon request)
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Seal Material: NBR (nitrile rubber)
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Working Pressure: Typically around 1.0–1.5 MPa (≈145–218 PSI) depending on series
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Maximum Pressure: Around 2.0 MPa (≈285–290 PSI)
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Temperature Range: Generally from approximately –20 °C up to +80 °C; some variants support up to +180 °C using special seals such as FKM/EPDM
Hi‑Cupla Standard (20PM / 30PM / 40PM – Male Thread)
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Models by thread size:
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20PM – ¼″ BSP male
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30PM – ³⁄₈″ BSP male
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40PM – ½″ BSP male
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Equipped with automatic one-way shut-off, hardened wear-resistant components, and tested for durability (up to 100,000 cycles)
Hi‑Cupla 200 Series (20PM / 30PM / 40PM – Male)
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Similar dimensional offerings (¼″, ³⁄₈″, ½″ male BSP thread)
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Slightly lower working pressure around 1.0 MPa (≈145 PSI) with maximum pressure ≈1.5 MPa (≈215 PSI)
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Offers one-touch connection, improved flow rate, and free swiveling to avoid hose kinks
Stainless Steel Variants
In stainless steel (e.g., NS‑20PM, NS‑30PM, NS‑40PM):
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Working Pressure: ~1.5 MPa (≈218 PSI)
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Maximum Pressure: ~2.0 MPa (≈290 PSI)
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Temperature Range: –20 °C to +180 °C
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Designed with six locking balls, RoHS/REACH compliant, and tested to 100,000 cycles
Additional Highlights
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Flow Rate: For some models, about 35 SCFM at 100 PSI with 10 PSI pressure drop
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Interchangeability: Commonly compatible with other major quick‑coupler systems like RECTUS, CEJN, and similar Nitto variations

